[shhrubbery!]

3-14 days. Some have lived the entire 14 days

IIRC Nancy Cruzan died 11 days after her feeding tube was removed.

Nancy Cruzan's father committed suicide a few years later. He had campaigned for her legalized execution.

[MarMema]

Marcia Gray and I think Tony Bland, made it the entire two weeks, though. As I recall.